"""Listing forms. Core fields only; category-specific fields are rendered and
parsed dynamically from the category field_schema (prefix `attr_`)."""
from flask_wtf import FlaskForm
from flask_wtf.file import FileField, FileAllowed
from wtforms import (StringField, TextAreaField, SelectField, DecimalField,
                     SubmitField, MultipleFileField)
from wtforms.validators import DataRequired, Length, Optional, NumberRange
from flask_babel import lazy_gettext as _l


class ListingForm(FlaskForm):
    category_id = SelectField(_l("Category"), coerce=int,
                              validators=[DataRequired()])
    title = StringField(_l("Title"), validators=[DataRequired(), Length(3, 140)])
    body = TextAreaField(_l("Description"),
                         validators=[DataRequired(), Length(10, 8000)])
    lang = SelectField(_l("Language"),
                       choices=[("en", "English"), ("vi", "Tiếng Việt"),
                                ("es", "Español")], default="en")
    price = DecimalField(_l("Price (USD)"), places=2,
                         validators=[Optional(), NumberRange(min=0)])
    zip = StringField(_l("ZIP code"), validators=[Optional(), Length(3, 12)])
    images = MultipleFileField(_l("Photos"),
                               validators=[FileAllowed(["jpg", "jpeg", "png", "webp"],
                                           _l("Images only"))])
    submit = SubmitField(_l("Publish"))


class ImageUploadForm(FlaskForm):
    image = FileField(_l("Photo"),
                      validators=[DataRequired(),
                                  FileAllowed(["jpg", "jpeg", "png", "webp"])])
    submit = SubmitField(_l("Add photo"))